Hi Xuebing, On Wednesday, April 26, 2017 10:49:37 AM CEST Xuebing Wang wrote: > Hi Simon, > > => It is used commercially as well on some hundred thousand devices. > > Are you saying that batman-adv has hundred of thousands (100,000+) nodes > installed? Thanks for your always help. Yes, installed and actively in use. The devices having batman-adv installed are probably some millions, since many Linux PC distributions ship the module along with their Linux kernel. On Debian for example, batman-adv is just an insmod away. ;) Cheers, Simon